JSFiddle - React, Tailwind, and code Playground

HTML

<select>
    <option>test1</option>
    <option selected disabled>test2</option>
    <option>test3</option>
    <option>test4</option>
</select>

CSS

/*reset color for options*/
select option:not(:disabled) {color:black;}

JavaScript

$('select > option:selected:disabled').each(function(){
    $(this).parent().css("color","red");
});

$('select').change(function(){
        $(this).css("color", "black");
});